set label '1' left front at  -3.800,  4.000 tc lt 10        
set label '2' left front at   4.200,  4.000 tc lt 10        
set label '3' left front at   4.200, -4.000 tc lt 10        
set label '4' left front at  -3.800, -4.000 tc lt 10        
set key bottom
set title'alvocirc001'
set size square
plot [    -19.50:     19.50][    -19.50:     19.50]\
     'alvocirc001.pldf' notitle w linesp ,\
     'alvocirc001.plde' notitle w linesp ,\
     'zero0-zero0-00.pld' t 'Exato' w linesp lt 4 ps .4,\
     'alvocirc001-00.pld' t 'Inicial - Resid.=20.4308' w linesp lt 10 ps .4 
set terminal jpeg large size 600,600
set output './jpg/alvocirc001-00.jpg'
replot
set terminal png small size 400,400
set output './png/alvocirc001-00.png'
replot
